Trying to add own coding standard

Author: loevgaard

composer.json

@@ -11,14 +11,12 @@
         "phpstan/phpstan-doctrine": "^0.12.30",
         "phpstan/phpstan-strict-rules": "^0.12.9",
         "phpstan/phpstan-webmozart-assert": "^0.12.9",
-        "sylius-labs/coding-standard": "^3.2.1",
+        "setono/coding-standard": "dev-master",
+        "slevomat/coding-standard": "^6.4",
+        "symplify/easy-coding-standard": "^9.0",
         "thecodingmachine/phpstan-safe-rule": "^1.0.1",
         "vimeo/psalm": "^4.4"
     },
-    "conflict": {
-        "symfony/dependency-injection": "4.4.19,5.1.11,5.2.2",
-        "symplify/package-builder": "8.3.*"
-    },
     "config": {
         "sort-packages": true
     }